/Engine/Source/Editor/UnrealEd/Classes/Editor/EditorEngine.h
Called by internal engine systems after a HLOD Actor is moved between clusters
void BroadcastHLODActorMoved ( const [AActor](API\Runtime\Engine\GameFramework\AActor) * InActor, const [AActor](API\Runtime\Engine\GameFramework\AActor) * ParentActor )